air force security forces in saudi arabia and pakistan. after two near death experiences, he returned home with severe post traumatic stress disorder. >> before i met her, i was a wreck. i was out of control, start fights for no reason. >> reporter: deeply depressed and filled with rage, he decided to end his misery with his pistol. >> cocked it back, put it right in my mouth, and i sat there and i cried for about a minute or two. and i was this close to pulling the trigger. >> reporter: that's when cheyenne, who was then 6 months old, came to his rescue. >> she came up behind me and she licked my ear and she gave me this look of, what are you doing, man? like, who is going to let me sleep in your bed? listen, if you take care of me, i'll take care of you. good girl. >> reporter: sharpe realized at that moment he had something to live for, but he didn't stop there. he decided that what saved him might save others like him. so he started pets to vets, now known as p2v, an organization that has put dozens of injured veterans together with th